:root{--font-serif:"Source Serif 4","Noto Serif SC",Georgia,"Times New Roman",serif;--font-sans:"Inter","Noto Sans SC","PingFang SC",system-ui,sans-serif;--accent:#8a1420;--accent-2:#a8323e;--accent-soft:#f6ecec;--accent-ink:#ffffff;--bg:#ffffff;--bg-2:#f7f4ee;--bg-3:#efe9df;--surface:#ffffff;--border:#e7e2d8;--border-2:#d6cfc1;--text:#1b1917;--text-2:#56514a;--text-3:#8b857b;--container:1140px;--container-narrow:780px;--gutter:clamp(20px,4vw,56px);--radius:6px;--radius-lg:12px;--shadow:0 1px 2px rgba(27,25,23,.04),0 12px 32px -20px rgba(27,25,23,.28);--shadow-lg:0 2px 6px rgba(27,25,23,.05),0 24px 60px -28px rgba(27,25,23,.34)}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;background:var(--bg);font-family:var(--font-sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body,h1,h2,h3,h4{color:var(--text)}h1,h2,h3,h4{font-family:var(--font-serif);font-weight:700;line-height:1.18;letter-spacing:-.01em}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}::selection{background:var(--accent);color:#fff}:root:not([data-lang=zh]) [data-zh],[data-lang=zh] [data-en]{display:none!important}.container{width:100%;max-width:var(--container);margin:0 auto;padding-inline:var(--gutter)}.section{padding-block:clamp(52px,7vw,100px)}.section--tight{padding-block:clamp(36px,5vw,64px)}.section-head{max-width:var(--container-narrow);margin:0 0 clamp(28px,4vw,44px)}.section-head--center{margin-inline:auto;text-align:center}.section-head h2{font-size:clamp(26px,3.4vw,38px);margin:0}.eyebrow{display:inline-flex;align-items:center;gap:9px;margin:0 0 16px;font-family:var(--font-sans);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}.eyebrow:before{content:"";width:22px;height:1.5px;background:var(--accent);display:inline-block}.section-head--center .eyebrow{justify-content:center}.lede{font-size:clamp(17px,2vw,21px);color:var(--text-2);line-height:1.6}.mono{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:saturate(1.5) blur(10px);backdrop-filter:saturate(1.5) blur(10px);border-bottom:1px solid var(--border)}.nav__inner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;grid-gap:24px;gap:24px;height:72px}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand__mark{white-space:nowrap}.brand__crest{width:34px;height:34px;border-radius:7px;flex-shrink:0;background:var(--accent);color:#fff;display:grid;place-items:center;font-family:var(--font-serif);font-weight:700;font-size:17px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.14)}.brand__text{display:flex;flex-direction:column;line-height:1.05}.brand__mark{font-family:var(--font-serif);font-weight:700;font-size:19px;color:var(--text);letter-spacing:-.01em}.brand__sub{font-size:10.5px;color:var(--text-3);letter-spacing:.06em;margin-top:2px}.nav__links{display:flex;gap:4px;align-items:center;justify-self:center}.nav__link{position:relative;font-size:15px;color:var(--text-2);padding:8px 12px;border-radius:var(--radius);transition:color .15s,background .15s}.nav__link:hover{color:var(--text);background:var(--bg-2)}.nav__link.is-active{color:var(--accent)}.nav__link.is-active:after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--accent);border-radius:2px}.nav__actions{display:flex;align-items:center;gap:12px;justify-self:end}.langpill a{min-width:34px;text-align:center}.langpill{display:inline-flex;background:var(--bg-2);border:1px solid var(--border);border-radius:999px;padding:2px}.langpill a{font-size:13px;font-weight:600;color:var(--text-3);padding:4px 11px;border-radius:999px;transition:all .15s}.langpill a.is-active{background:var(--surface);color:var(--accent);box-shadow:var(--shadow)}.langpill a:not(.is-active):hover{color:var(--text)}.nav__toggle{display:none}@media (max-width:860px){.brand__sub,.nav__links{display:none}}.hero{position:relative;background:linear-gradient(180deg,var(--bg-2) 0,var(--bg) 76%);overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(60% 80% at 50% -8%,rgba(138,20,32,.06),transparent 60%);pointer-events:none}.hero__inner{position:relative;text-align:center;padding-block:clamp(56px,9vw,108px);max-width:880px;margin-inline:auto}.hero__mark{display:inline-flex;align-items:center;gap:10px;margin:0 auto 24px;padding:6px 16px 6px 8px;border-radius:999px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);font-size:13px;color:var(--text-2)}.hero__mark b{color:var(--text);font-weight:600}.hero__crest{width:26px;height:26px;border-radius:6px;background:var(--accent);color:#fff;display:grid;place-items:center;font-family:var(--font-serif);font-weight:700;font-size:14px}.hero h1{font-size:clamp(40px,6.4vw,76px);margin:0 0 8px;line-height:1.04}.hero__zh-name{font-family:var(--font-serif);font-size:clamp(19px,2.4vw,26px);color:var(--text-2);font-weight:600;margin:0 0 22px}.hero__lede{max-width:680px;margin:0 auto;font-size:clamp(17px,2vw,20px);color:var(--text-2);line-height:1.6}.hero__ctas{margin-top:34px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.hero__ctas .btn{min-height:46px;justify-content:center}@media (max-width:420px){.hero__ctas{flex-direction:column;align-items:stretch}}.hero__meta{margin-top:40px;display:inline-flex;flex-wrap:wrap;gap:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}.hero__meta>span{padding:12px 22px;font-size:13px;color:var(--text-3);border-left:1px solid var(--border)}.hero__meta>span:first-child{border-left:0}.hero__meta b{display:block;color:var(--text);font-family:var(--font-serif);font-size:17px;font-weight:700;margin-bottom:2px}@media (max-width:560px){.hero__meta{flex-direction:column;width:100%}.hero__meta>span{border-left:0;border-top:1px solid var(--border);text-align:center}.hero__meta>span:first-child{border-top:0}}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .15s,border-color .15s,transform .15s,box-shadow .15s}.btn--primary{background:var(--accent);color:var(--accent-ink)}.btn--primary:hover{background:var(--accent-2);transform:translateY(-1px);box-shadow:var(--shadow)}.btn--ghost{border-color:var(--border-2);color:var(--text);background:var(--surface)}.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}.btn--sm{padding:8px 16px;font-size:14px}.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}.articles{display:grid;grid-gap:0;gap:0}.acard{display:block;padding:26px 24px;margin:0 -24px;border-radius:var(--radius-lg);border-bottom:1px solid var(--border);transition:background .15s}.acard:hover{background:var(--bg-2)}.acard:hover .acard__title,.acard__issue{color:var(--accent)}.acard__issue{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;background:var(--accent-soft);padding:3px 9px;border-radius:4px;margin-bottom:12px}.acard__title{font-size:clamp(20px,2.4vw,25px);margin:0 0 10px;line-height:1.28;transition:color .15s}.acard__authors{font-size:14px;color:var(--text-3);margin:0 0 10px}.acard__excerpt{color:var(--text-2);margin:0;font-size:15.5px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.acard__kw{margin:12px 0 0;display:flex;flex-wrap:wrap;gap:7px}.kw{display:inline-block;font-size:12px;color:var(--text-2);background:var(--bg-2);border:1px solid var(--border);border-radius:999px;padding:3px 11px}.issue-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:16px;gap:16px}.icard{display:flex;flex-direction:column;gap:6px;padding:24px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);transition:border-color .15s,box-shadow .15s,transform .15s}.icard:hover{border-color:var(--border-2);box-shadow:var(--shadow);transform:translateY(-2px)}.icard__vol{font-family:var(--font-serif);font-size:26px;font-weight:700;color:var(--accent)}.icard__meta{font-size:13px;color:var(--text-3);margin-top:auto}.searchbar{position:relative;margin-bottom:8px}.searchbar__icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--text-3);pointer-events:none}.search__input{width:100%;padding:15px 18px 15px 48px;font-size:16px;font-family:var(--font-sans);color:var(--text);background:var(--surface);border:1px solid var(--border-2);border-radius:var(--radius-lg);transition:border-color .15s,box-shadow .15s}.search__input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.search__count{color:var(--text-3);font-size:14px;margin:14px 0 20px}.issue-head{margin-bottom:12px}.issue-head .eyebrow{margin-bottom:10px}.issue-head h1{font-size:clamp(30px,4.4vw,46px);margin:0}.issue-head time{display:block;color:var(--text-3);font-size:15px;margin-top:8px}.issue-list{list-style:none;padding:0;margin:0}.crumbs{font-size:13px;margin:0 0 24px}.article{max-width:var(--container-narrow);margin-inline:auto}.article__title{font-size:clamp(30px,4.6vw,50px);margin:12px 0 20px;line-height:1.14}.article__byline{color:var(--text);font-size:17px;margin:0 0 6px;font-weight:600;font-family:var(--font-serif)}.article__aff{color:var(--text-3);font-size:14.5px;margin:0 0 24px;line-height:1.5}.article__meta{display:flex;gap:24px;flex-wrap:wrap;font-size:13px;color:var(--text-3);padding:16px 0;border-block:1px solid var(--border);margin-bottom:32px}.article__meta b{color:var(--text-2);font-weight:600}.article__abstract h2{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-family:var(--font-sans);font-weight:700;margin:0 0 14px}.article__abstract p{font-size:18.5px;line-height:1.85;color:var(--text);margin:0}.article__kw{margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3)}.article__kw b{font-family:var(--font-sans);font-weight:600;margin-right:4px}.article__pdf{margin-top:32px}.footer{border-top:1px solid var(--border);background:var(--bg-2);margin-top:40px}.footer__inner{padding-block:56px;display:grid;grid-gap:32px;gap:32px;grid-template-columns:1.6fr 1fr 1fr}.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}.footer h4{font-family:var(--font-sans);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3);margin:0 0 14px;font-weight:600}.footer li,.footer p{font-size:14px;color:var(--text-2);margin:5px 0;line-height:1.5}.footer ul{list-style:none;padding:0;margin:0}.footer a:hover{color:var(--accent)}.footer__legal{border-top:1px solid var(--border);padding-block:22px;font-size:13px;color:var(--text-3)}@media (max-width:720px){.footer__inner{grid-template-columns:1fr;gap:24px}}.crumbbar{border-bottom:1px solid var(--border);background:var(--bg-2)}.crumbbar .crumbs{margin:0;padding-block:12px}.crumbs{font-size:13.5px;margin:0 0 20px}.crumbs,.crumbs a{color:var(--text-3)}.crumbs a:hover{color:var(--accent)}.crumbs__sep{color:var(--border-2)}.crumbs [aria-current=page]{color:var(--text-2)}.cbx{position:relative;display:flex;flex-direction:column;gap:5px}.cbx__label{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3)}.cbx__control{position:relative}.cbx__input{width:100%;padding:10px 34px 10px 13px;font-size:14.5px;font-family:var(--font-sans);color:var(--text);background:var(--surface);cursor:pointer;border:1px solid var(--border-2);border-radius:var(--radius);transition:border-color .15s,box-shadow .15s}.cbx__input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.cbx__caret{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--text-3);pointer-events:none}.cbx__menu{position:absolute;top:calc(100% + 5px);left:0;right:0;z-index:30;list-style:none;margin:0;padding:5px;max-height:280px;overflow-y:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg)}.cbx__opt{padding:8px 11px;font-size:14px;color:var(--text-2);border-radius:4px;cursor:pointer}.cbx__opt.is-active{background:var(--bg-2);color:var(--text)}.cbx__opt.is-selected{color:var(--accent);font-weight:600}.cbx__opt--custom{color:var(--accent)}.cbx__opt--empty{color:var(--text-3);cursor:default}.catalog__filters{display:grid;grid-template-columns:1fr 160px 200px;grid-gap:12px;gap:12px;align-items:stretch;margin-bottom:28px}.catalog__search{position:relative}.catalog__search .search__input{height:44px;padding:0 14px 0 44px}.catalog__search .searchbar__icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-3)}.catalog__filters .cbx__label{display:none}.catalog__filters .cbx__input{height:44px;padding:0 34px 0 14px}.catalog__issue-select{display:none}.catalog__body{display:grid;grid-template-columns:210px 1fr;grid-gap:40px;gap:40px;align-items:start}.catalog__side{position:-webkit-sticky;position:sticky;top:92px}.catalog__side-h{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin:0 0 10px}.issue-nav{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.issue-nav__item{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:9px 12px;border:0;background:transparent;cursor:pointer;border-radius:var(--radius);font-family:var(--font-sans);font-size:14.5px;color:var(--text-2);transition:background .12s,color .12s}.issue-nav__item:hover{background:var(--bg-2);color:var(--text)}.issue-nav__item.is-active{background:var(--accent-soft);color:var(--accent);font-weight:600}.issue-nav__vol{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.issue-nav__n{font-size:12px;color:var(--text-3);background:var(--bg-2);border-radius:999px;padding:1px 8px}.issue-nav__item.is-active .issue-nav__n{background:#fff;color:var(--accent)}.catalog__main-h{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}.catalog__main-h h2{font-size:clamp(22px,3vw,30px);margin:0}.catalog__main-h time{color:var(--text-3);font-size:14px}@media (max-width:780px){.catalog__filters{grid-template-columns:1fr 1fr}.catalog__search{grid-column:1/-1}.catalog__issue-select{display:block;grid-column:1/-1}.catalog__body{grid-template-columns:1fr;gap:0}.catalog__side{display:none}}.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;background:var(--surface)}.stat-strip>div{padding:26px 20px;text-align:center;border-left:1px solid var(--border)}.stat-strip>div:first-child{border-left:0}.stat-strip b{display:block;font-family:var(--font-serif);font-size:clamp(24px,3.5vw,34px);color:var(--accent);line-height:1}.stat-strip span{display:block;margin-top:8px;font-size:13px;color:var(--text-3)}@media (max-width:620px){.stat-strip{grid-template-columns:1fr 1fr}.stat-strip>div:nth-child(3){border-left:0}.stat-strip>div:nth-child(n+3){border-top:1px solid var(--border)}}.aims{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:20px;gap:20px}.aim{padding:28px 26px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface)}.aim__no{font-family:var(--font-serif);font-size:15px;font-weight:700;color:var(--accent)}.aim h3{font-size:20px;margin:10px 0}.aim p{margin:0;color:var(--text-2);font-size:15px;line-height:1.6}@media (max-width:780px){.aims{grid-template-columns:1fr}}.about-grid{display:grid;grid-template-columns:1.3fr 1fr;grid-gap:40px;gap:40px;align-items:start}@media (max-width:780px){.about-grid{grid-template-columns:1fr;gap:28px}}.panel{padding:28px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-2)}.panel h4{font-family:var(--font-sans);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);margin:0 0 14px}.panel p{margin:8px 0;color:var(--text-2);font-size:15px}.panel a{color:var(--accent)}.panel__note{color:var(--text-3)!important;font-size:13px!important;margin-top:14px!important}.panel__cta{gap:10px;margin-top:18px!important}.chips,.panel__cta{display:flex;flex-wrap:wrap}.chips{list-style:none;margin:0 0 4px;padding:0;gap:8px}.chip-lg{font-size:13px;color:var(--accent);background:var(--accent-soft);border:1px solid #ecd7d9;border-radius:999px;padding:5px 13px}.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:20px;gap:20px}.svc{padding:30px 28px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface);transition:border-color .15s,box-shadow .15s,transform .15s}.svc:hover{border-color:var(--border-2);box-shadow:var(--shadow);transform:translateY(-2px)}.svc__title{font-size:21px;margin:0 0 12px}.svc__desc{margin:0 0 16px;color:var(--text-2);font-size:15px;line-height:1.65}.svc__cta{font-size:14.5px;font-weight:600;color:var(--accent)}.svc-note{margin-top:24px;padding:18px 22px;background:var(--bg-2);border-radius:var(--radius-lg);font-size:15px;color:var(--text-2)}.svc-note a{color:var(--accent);font-weight:600}@media (max-width:640px){.svc-grid{grid-template-columns:1fr}}.editors{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:20px;gap:20px}.editor{display:flex;gap:18px;padding:26px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--surface)}.editor__avatar{flex-shrink:0;width:52px;height:52px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-family:var(--font-serif);font-size:22px;font-weight:700}.editor__role{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.editor__name{font-size:21px;margin:4px 0 8px}.editor__title{margin:0 0 12px;color:var(--text-2);font-size:14.5px;line-height:1.55}.editor__link{font-size:13.5px;color:var(--accent);font-weight:600}@media (max-width:640px){.editors{grid-template-columns:1fr}}.rk-faq{margin-top:28px;border-top:1px solid var(--border)}.rk-faq details{border-bottom:1px solid var(--border)}.rk-faq summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;position:relative;font-family:var(--font-serif);font-size:18px;font-weight:700;color:var(--text)}.rk-faq summary::-webkit-details-marker{display:none}.rk-faq summary:after{content:"+";position:absolute;right:6px;top:18px;font-size:22px;font-weight:400;color:var(--accent);transition:transform .2s}.rk-faq details[open] summary:after{content:"\2212"}.rk-faq summary:hover{color:var(--accent)}.rk-faq p{margin:0 0 22px;color:var(--text-2);font-size:16px;line-height:1.7}.empty{display:flex;flex-direction:column;align-items:center;text-align:center;padding:56px 24px;color:var(--text-3);border:1px dashed var(--border-2);border-radius:var(--radius-lg);background:var(--bg-2)}.empty svg{color:var(--border-2);margin-bottom:14px}.empty__t{font-family:var(--font-serif);font-size:18px;font-weight:700;color:var(--text-2);margin:0 0 6px}.empty__d{font-size:14px;margin:0}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto}}